Here is the full list of all 308 Halls of Torment achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Defeat the Lord of Discord.
Kill 17 000 enemies in one visit of the Chambers of Dissonance.
Kill 12 000 enemies in one visit of the Chambers of Dissonance.
Survive the Chambers of Dissonance until there are only 4 minutes left.
Defeat the Twisted Knight.
Survive the Chambers of Dissonance until there are only 12 minutes left.
Defeat the Village.
Kill 6 000 enemies in one visit of the Chambers of Dissonance.
Reach an average of 10 critical hits per second with the main attack of the Sorceress.
Survive the Chambers of Dissonance until there are only 20 minutes left.
Defeat the Void Caller.
Kill 10 000 creatures made of ice.
Kill 10 000 Beasts.
Purchase 40 items from the wellkeeper.
Apply 100 000 slow stacks in a single run.
[Norseman] Kill 5 000 enemies with the Frost effect in a single run.
[Warlock] Take a total of 15 000 damage over all runs.
Have all Ring Blades projectiles travel a distance of 804 672 meters within a single run.
Kill 50 000 Gargoyles
Apply debuffs 500 000 times.
[Shield Maiden] Reach Agony III on the Forgotten Viaduct.
Have 300 Arcane Splinter active at the same time.
[Shield Maiden] Survive 28 minutes without any defense buffs.
Deal a 25 000 Damage or better hit on a single enemy with Radiant Aura without Fragile effect.
Deal 3 000 000 damage with Hailstorm.
One hit kill 1 000 enemies that have 1 000 or more Health with a direct hit from Lightning Strike within one run.
Deal 1 500 000 damage with Hailstorm.
Kill 50 000 Wraiths
Trigger 10 000 times direct Burn damage with Dragon's Breath. This is done by applying burn on enemies with 20 burn stacks.
Deal 160 Crits with a single Meteor. Overcrits are getting counted.
Kill a total of 100 bosses.
Haave the Golem roll for a total duration of 20 minutes in a run.
Kill 40 000 Imps.
[Norseman] Hit Enemies 20 000 times with the axes. Must be done within one run.
[Warlock] Survive 28 minutes without using your main weapon.
Kill 50 000 Scorched.
[Warlock] Survive 5 minutes with a maxmimum health of 250 or less.
[Warlock] Acquire the trait [Channeling V] in a run.
[Warlock] Do not get hit for 5 minutes.
Collect a total of 200 000 gold.
[Warlock] Reach Agony III on the Ember Grounds.
[Warlock] Have 20 Summons at the same active. *attack projectiles do not count
[Norseman] Deal 5 000 000 physical damage in one run.
Deal 3 000 000 damage with Arcane Rift.
[Norseman] Reach Agony III on the Frozen Depths.
[Shield Maiden] Wait for 180 seconds before you start moving. You must move in order to complete the quest.
[Sorceress] Block 90 attacks in one run.
[Archer] Wait for 180 seconds before you start moving. You must move in order to complete the quest.
Apply 150 000 effect stacks with Transfixion.
Apply electrify 100 000 times.
Hit Enemies 40 000 times with Astronomer's Orbs.
[Swordsman] Reach Agony III on the Haunted Caverns.
Kill a total of 150 elite enemies.
[Swordsman] Kill a total of 10 bosses.
Deal 3 000 000 damage with Frost Avalanche.
[Norseman] Collect 10 Power Ups in one run.
Deal 750 000 damage with Hailstorm.
Kill 400 000 enemies in total.
[Norseman] Reach level 60.
Kill a total of 10 lord.
[Archer] Crit enemies 50 000 times within one run.
Deal 10 000 double crits or better with the Phantom Needles.
[Archer] Reach Agony III on the Haunted Caverns.
Deal 3 000 000 damage with Kugelblitz.
Deal 1 500 000 damage with Kugelblitz.
[Sorceress] Reach Agony III on the Forgotten Viaduct.
Kill 50 000 enemies with effects.
Deal 750 000 damage with Kugelblitz.
[Sorceress] Apply 20 stacks of electrify on a single enemy.
Deal 2 000 000 damage with Dragon's Breath.
[Exterminator] Apply burn to 200 000 enemies.
[Exterminator] Reach Agony III on the Ember Grounds.
Level Up 2 000 times.
[Frozen Depths] Kill 7 500 enemies in one visit of the Frozen Depths.
Crit enemies 500 000 times.
[Exterminator] Kill 50 000 enemies.
Deal 3 000 000 damage with Meteor Strike.
Kill 10 000 Ghouls.
Apply damage effects 500 000 times.
[Cleric] Deal 500 000 burn damage in one run.
Deal 2 000 000 damage with Flame Strike.
Deal 1 500 000 damage with Arcane Rift.
[Cleric] Apply 50 000 debuffs in total.
Deal 3 000 000 damage with Ring Blades.
Deal 3 000 000 damage with Transfixion.
[Cleric] Reach level 60.
Deal 1 500 000 damage with Ring Blades.
Deal 1 500 000 damage with Transfixion.
[Cleric] Acquire the trait [Metabolism V] in a run.
[Cleric] Reach Agony III on the Haunted Caverns.
[Cleric] Apply 10 stacks of Fragile on a single enemy at once.
Deal 750 000 damage with Ring Blades.
[Shield Maiden] Defeat a Lord.
[Shield Maiden] Deal 3 000 000 damage with the shield bash.
Deal 750 000 damage with Arcane Rift.
Deal 3 000 000 damage with Spirit Warrior.
[Shield Maiden] Acquire the trait [Parry V] in a run.
[Shield Maiden] Crit enemies 2 000 enemies with your main attack in one run. Shield Bash doesn't count.
Deal 3 000 000 damage with the Golem.
[Shield Maiden] Reach level 60.
Deal 1 500 000 damage with Spirit Warrior.
Play for 666 minutes.
Deal 1 500 000 damage with the Golem.
Deal 1 500 000 damage with Frost Avalanche.
[Beast Huntress] Reach level 60.
[Beast Huntress] Deal 5 000 000 ice damage in one run.
[Beast Huntress] Have your Dog deal 1 000 000 damage.
[Beast Huntress] Reach Agony III on the Frozen Depths.
[Beast Huntress] Deal 1 000 000 frost damage in one run.
[Beast Huntress] Deal 2 000 000 ice damage in one run.
Deal 3 000 000 damage with Astronomer's Orbs.
Deal 3 000 000 damage with Phantom Needles.
[Swordsman] Deal 3 000 000 damage in one run.
Deal 1 500 000 damage with Meteor Strike.
Deal 1 500 000 damage with Phantom Needles.
Deal 750 000 damage with Meteor Strike.
Apply debuffs 50 000 times.
Deal 1 500 000 damage with Astronomer's Orbs.
Survive 28 minutes with your original max health. (Don't use items, blessings or traits)
[Warlock] Kill 5 000 Hellhounds in one exploration.
Kill 40 000 Hellhounds.
Deal 3 000 000 damage with Arcane Splinter.
[Warlock] Deal 5 000 000 summon damage in one run.
[Warlock] Reach level 60.
Survive 20 minutes without regenerating any health. Recovery from Potions or effects is allowed.
[Warlock] Deal 2 000 000 summon damage in one run.
Kill 40 000 Slimes.
[Warlock] Reach level 30.
Deal 1 500 000 damage with Arcane Splinter.
[Archer] Walk 100 000 meters.
Kill 25 000 enemies in one run.
[Archer] Kill 20 000 enemies in one run.
Deal 750 000 damage with Spirit Warrior.
[Beast Huntress] Deal 500 000 ice damage in one run.
[Beast Huntress] Reach level 30.
[Norseman] Deal 2 000 000 phyiscal damage in one run.
[Norseman] Reach level 30.
[Norseman] Hit 30 Enemies with a single Frost Nova.
[Norseman] Deal 500 000 physical damage in one run.
[Frozen Depths] Defeat the Lord of Hate.
[Sorceress] Apply burn to 1 000 enemies in a single run.
[Frozen Depths] Survive the Frozen Depths until there are only 2 minutes left.
Deal 3 000 000 damage with Lightning Strike.
[Frozen Depths] Defeat the Elder Giant.
[Frozen Depths] Defeat the Twisted Construct.
[Frozen Depths] Survive the Frozen Depths until there are only 10 minutes left.
[Sorceress] Reach level 60.
[Sorceress] Deal 5 000 000 lightning damage in one run.
[Sorceress] Deal 500 000 electrify damage in one run.
[Frozen Depths] Kill 3 000 enemies in one visit of the Frozen Depths.
[Frozen Depths] Survive the Frozen Depths until there are only 18 minutes left.
[Sorceress] Deal 2 000 000 lightning damage in one run.
[Frozen Depths] Defeat the Basilisk.
[Sorceress] Hit 1 000 Enemies for 500 or more damage in one run. (Main Attack)
[Sorceress] Reach level 30.
[Sorceress] Deal 500 000 lightning damage in one run.
[Frozen Depths] Kill 500 enemies in one visit of the Frozen Depths.
[Sorceress] Increase your movement speed to 11m/s.
Enter the Halls of Torment 20 times and survive at least 5 minutes.
Defeat the Lord of Despair.
Survive the Forgotten Viaduct until there are only 2 minutes left.
Kill 10 000 enemies in one visit of the Forgotten Viaduct.
[Archer] Crit enemies 20 000 times within one run.
Deal 750 000 damage with the Golem.
Recover 100 000 HP in total
Defeat the Hydra.
[Archer] Reach level 60.
Kill 5 000 enemies in one visit of the Forgotten Viaduct.
[Warlock] Deal 500 000 summon damage in one run.
Deal 1 000 000 damage with Dragon's Breath.
Kill 15 000 enemies in one visit of the Ember Grounds.
Deal 100 000 000 damage in total.
[Exterminator] Apply burn to 50 000 enemies.
Play for 333 minutes.
Consume a total of 100 potions.
Kill a total of 50 elite enemies.
Purchase 10 items from the wellkeeper.
Deal 750 000 damage with Arcane Splinter.
Kill 40 000 Skeletons.
Get Arcane Splinter to Level 3 to be able to select Ability Upgrades.
[Swordsman] Reach level 60.
[Swordsman] Get hit a total of 500 times over all attempts.
Kill 100 000 enemies in total.
[Archer] Enter the Halls of Torment 5 times.
Level Up 500 times.
Deal 3 000 000 damage with Radiant Aura.
Deal 1 500 000 damage with Lightning Strike.
[Shield Maiden] Deal 1 500 000 damage with the shield bash.
Deal 750 000 damage with Frost Avalanche.
Deal 1 500 000 damage with Radiant Aura.
[Shield Maiden] Get hit 500 times in a single run.
Deal 750 000 damage with Radiant Aura.
[Shield Maiden] Deal 300 000 damage with the shield bash.
Reach level 30.
[Shield Maiden] Hit 15 Enemies with a single attack. Can't be done with the shield bash.
Survive the Forgotten Viaduct until there are only 10 minutes left.
Defeat the Frost Knight.
Kill 1 000 enemies in one visit of the Forgotten Viaduct.
Survive the Forgotten Viaduct until there are only 18 minutes left.
Defeat the Wraith Horseman.
[Archer] Do not get hit for 3 minutes.
Enter Forgotten Viaduct and rescue the Cupbearer.
Purchase an item from the Wellkeeper.
Collect a total of 20 000 gold.
Defeat the Lord of Regret.
Deal 1 000 000 damage with Flame Strike.
[Exterminator] Reach level 60.
Survive the Ember Grounds until there are only 2 minutes left.
Defeat the Wyrm Queen.
Deal 500 000 damage with Dragon's Breath.
[Exterminator] Deal 3 000 000 fire damage in one run.
Deal 500 000 damage with Flame Strike.
[Exterminator] Walk 8 000 meters in one run.
Apply damage effects 50 000 times.
[Exterminator] Apply burn to 10 000 enemies.
Retrieve 1 item from the Halls of Torment.
[Exterminator] Destroy 200 Objects.
[Exterminator] Deal 1 000 000 fire damage in one run.
[Exterminator] Deal 200 000 burn damage in one run.
Crit enemies 50 000 times.
Deal 750 000 damage with Lightning Strike.
Survive the Ember Grounds until there are only 12 minutes left.
Get Lightning Strike to Level 3 to be able to select Ability Upgrades.
Kill 5 000 enemies in one visit of the Ember Grounds.
Rescue the Wellkeeper.
[Archer] Acquire the trait [Quick Hands IV] in a run.
Survive the Ember Grounds until there are only 22 minutes left.
Defeat the Flamedancer.
Defeat the Lord of Pain.
Kill a total of 1 lord.
[Cleric] Deal 5 000 000 magic damage in one run.
[Cleric] Regenerate 1 500 HP in one run. Only passive regeneration is counted.
[Cleric] Reach level 30.
[Cleric] Deal 1 500 000 magic damage in one run.
Kill a total of 10 bosses.
[Cleric] Deal 500 000 magic damage in one run.
Enter the Halls of Torment 5 times and survive at least 5 minutes.
[Exterminator] Reach level 30.
[Exterminator] Deal 300 000 fire damage in one run.
[Exterminator] Apply 50 or more burn effects at the same time.
Deal 750 000 damage with Astronomer's Orbs.
[Swordsman] Hit 1 000 Enemies for 300 or more damage in one run. (Main Weapon)
[Swordsman] Deal 1 000 000 damage with the main weapon.
Deal 750 000 damage with Transfixion.
Survive until there are only 10 minutes left.
Deal 10 000 000 damage in total.
Kill 15 000 enemies in one run.
[Swordsman] Acquire the trait [Strength IV] in a run.
Deal 750 000 damage with Phantom Needles.
Defeat the Lich.
[Archer] Crit enemies 5 000 times within one run.
[Archer] Reach level 30.
Consume a total of 10 potions.
[Archer] Increase your movement speed to 8m/s.
Kill 1 000 enemies in one visit of the Ember Grounds.
[Swordsman] Regenerate 2 000 HP in one run
Defeat the Skeleton Lord.
Kill 5 000 enemies in one run.
Get Phantom Needles to Level 3 to be able to select Ability Upgrades.
[Swordsman] Reach level 30.
Survive until there are only 14 minutes left.
Collect a total of 300 gold.
[Swordsman] Walk 5 000 meters in one run.
Get Astronomer's Orbs to Level 3 to be able to select Ability Upgrades.
[Swordsman] Deal 200 000 damage with the main weapon.
[Swordsman] Hit 20 Enemies with a single attack.
Defeat the Imp Chieftain.
Survive until there are only 26 minutes left.
Enter the Halls of Torment.
Survive the Chambers of Dissonance in Agony mode until the lord appears.
Deal 10 000 damage with a single hit.
Deal 1 500 000 damage with Grenades.
Deal 3 500 000 damage with Grenades.
Deal 2 000 000 damage with items.
Deal 5 000 000 damage with items.
Reach level 40.
Reach level 80.
Reach Agony III in Chambers of Dissonance
Deal 1 000 000 damage with Morning Star.
Deal 2 000 000 damage with Morning Star.
Deal 5 000 000 damage with Morning Star.
Deal 1 000 000 projectile damage in one run.
Deal 4 000 000 projectile damage in one run.
Deal 10 000 000 projectile damage in one run.
Deal 5 000 000 direct damage with abilities.
Deal 15 000 000 direct damage with abilities.
Deal 50 000 000 direct damage with abilities.
Reach level 50.
Reach level 100.
Reach Agony IV in Chambers of Dissonance
Deal 10 000 000 damage with your main ability.
Deal 100 000 000 damage with your main ability.
Deal 2 000 000 damage with Spectral Fists.
Deal 5 000 000 damage with Spectral Fists.
Deal 10 000 000 damage with Spectral Fists.
Hit 500 enemies for 25 000 damage or more. Overkill damage counts.
Apply Frost 80 000 times with Hailstorm
Hit 40 enemies with a Morning Star for 100 times.
Deal 20 000 000 the dash or dash explosion of Spirit Warriors in one run.
Have Frost Avalanche fire/place projectiles or obstacles 10 000 times per minute.
Deal 100 000 damage with a single hit.
Kill 5 000 enemies at full life with a single hit of Arcane Rift.
Deal 1 000 times damage by applying the 20th+ electrify stack through Kugelblitz.
Kill 10 000 Carpas.
Kill 10 000 Constructs.
Kill 10 000 Homunculi.
[Norseman] Deal 10 000 000 frost damage in one run.